Richard W. Siegel, Director at NANOPHASE TECHNOLOGIES CORPORATION (NANX), sold 13,896 shares at $7.76 ($108K) on 2006-02-01, disclosed to the SEC on 2006-02-03.
Open-market sale of $108k NANX by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.